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JST to SAST time converter
South Africa is 7 hours behind Japan all year.
JST to SAST conversion table
Local time in Japan and the matching time in South Africa on two reference dates, one in winter and one in summer for the northern hemisphere.
| Japan (JST) | South Africa on 15 January | South Africa on 15 July |
|---|---|---|
| 08:00 | 01:00 | 01:00 |
| 09:00 | 02:00 | 02:00 |
| 10:00 | 03:00 | 03:00 |
| 12:00 | 05:00 | 05:00 |
| 15:00 | 08:00 | 08:00 |
| 17:00 | 10:00 | 10:00 |
| 18:00 | 11:00 | 11:00 |
| 21:00 | 14:00 | 14:00 |
Best meeting times between Japan and South Africa
- January: Inside both working days (09:00-17:00): 16:00-17:00 JST = 09:00-10:00 SAST.
- July: Inside both working days (09:00-17:00): 16:00-17:00 JST = 09:00-10:00 SAST.
Want to add more people? The meeting planner starts with these two zones and lets you add up to four more.
Daylight saving between JST and SAST
- Japan does not change its clocks in 2026.
- South Africa does not change its clocks in 2026.
About the two zones
Japan. Japan Standard Time is UTC+9 all year with no daylight saving.
South Africa. South Africa Standard Time is UTC+2 all year with no daylight saving.
Frequently asked questions
What time is 9 AM JST in SAST?
On 15 January, 09:00 in Japan is 02:00 in South Africa. On 15 July it is 02:00.
What is the time difference between Japan and South Africa?
South Africa is 7 hours behind Japan all year.
Does the time difference between JST and SAST change during the year?
No. Neither zone changes its clocks in a way that alters the gap, so the difference stays at 7 hours.
When is the best time for a meeting between Japan and South Africa?
Inside both working days (09:00-17:00): 16:00-17:00 JST = 09:00-10:00 SAST. In July: Inside both working days (09:00-17:00): 16:00-17:00 JST = 09:00-10:00 SAST.
More conversions
Need the time in a scheduler? Convert a local-time cron schedule to UTC, or see which jobs a clock change affects with the DST collision simulator.